The half-life of an isotope is 5,000 years.With a starting material of 1 g of an isotope,after 5,000 years,how much would remain?

Name: The half-life of an isotope is 5,000 years.With a starting material of 1 g of an isotope,after 5,000 years,how much would remain?
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Quizplus · Accepted Answer

Half-life means that after one half-life (in this case, 5,000 years), only half of the starting material will remain. So after one half-life, 0.5 g will remain.

The Half-Life of an Isotope Is 5,000 Years